De Sijn Construction and Development Corporation

De Sijn Construction and Development Corporation De Sijn: A Design+Build Corporation in La Union comprises of leading Architects and Engineers.

Our Company:
Established in 2016, De Sijn /dəˈsɛin/ is an architectural design studio based in La Union, Philippines that provides full architectural design services from conceptualization to project construction and implementation. De Sijn undertakes a wide and diverse range of architectural projects, from simple residential buildings to complex developments. Focusing on premier design and func

tional form, the firm conducts an in-depth study to create plans in accordance with both the clients’ preferences and the existing building laws — weaving art and science into a cohesive form. With the assurance of a professional delivery of its services, De Sijn commits to transforming its present and future clients’ dreams into reality and establishing landmarks that will turn the community into a safer, comfortable, and well-built environment. Our Vision:
To be the most outstanding architectural design firm in the region and one of the best in the country through the creation of avant-garde architectural concepts

Our Mission:
To fulfill our client's requirements by professional and accurate execution of the design and construction process in accordance with the existing laws and design parameters and tendering the skillful design ideas to further the projects' development with the collective ideas of world-class professional architectural planners & designers. Core Values:
Diverse
Ingenious
Ethical
Professional

De Sijn: shaping structures that forms us

DE SIJN IS ONCE AGAIN HIRINGDe Sijn Construction and Development Corporation is seeking ONE (1) Architectural Apprentice...
10/08/2026

DE SIJN IS ONCE AGAIN HIRING

De Sijn Construction and Development Corporation is seeking ONE (1) Architectural Apprentice to join the Projects Design Division.

📍 San Fernando City, La Union

Interested applicants may submit their CV and portfolio for consideration.

De Sijn is now accepting applicants for Architectural Apprentice.
If you’re ready to learn, grow, and be part of a passionate team: this is your chance to start your career with us.

Qualifications / Requirements:

• Graduate of BS Architecture
• Willing to learn and improve continuously
• Willing to relocate to San Fernando City, La Union (if not from SFC)
• Passionate in architecture and aligned with the company’s vision and mission
• With good moral character
• Able to work well and engage in teamwork and collaboration

Send your CV & Portfolio to:
[email protected]
CC:
[email protected]
[email protected]

Visit us at:
De Sijn Office, 2nd Floor, Constante Uy Bldg.,
Quezon Ave., Catbangen, San Fernando City, La Union, 2500

De Sijn Architects joins the UAP Baguio Chapter Induction Ceremonies.A meaningful day of connecting with fellow architec...
08/08/2026

De Sijn Architects joins the UAP Baguio Chapter Induction Ceremonies.

A meaningful day of connecting with fellow architects, strengthening professional ties, and sharing ideas within the architectural community.

In light of the expected impact of the approaching tropical storm, De Sijn suspends all site and office operations this ...
05/08/2026

In light of the expected impact of the approaching tropical storm, De Sijn suspends all site and office operations this Wednesday, August 5, 2026.

Operations will resume once weather conditions are safe.

The safety of our team and clients remains our highest priority. Thank you for your understanding, and please stay safe.

At De Sijn, we believe that professional involvement is an essential part of our commitment to excellence. The De Sijn T...
01/08/2026

At De Sijn, we believe that professional involvement is an essential part of our commitment to excellence. The De Sijn Team proudly took part in the 5th Induction Ceremony of the UAP La Union Lam-ang Chapter, reaffirming our dedication to serving both our clients and the architectural profession.
With several of our architects taking on leadership roles within the Chapter, we remain committed to contributing our expertise, fostering collaboration, and upholding the highest standards of architectural practice in the communities we serve.

August 01, 2026
Solara Events Place

30/07/2026

Project Turnover: | Washington Retreat
3 Bedroom Modern Tropical Residential
Caba, La Union

De Sijn formally turned over Washington Retreat, a 3 Bedroom Modern Tropical Residence located in Caba, La Union.

More than a house, Washington Retreat was envisioned as the retirement haven of a couple returning home after spending many years living and working abroad. Designed to embrace a slower, more meaningful pace of life, the residence provides a place where family, comfort, and the beauty of the local landscape come together in a setting they can truly call home.

Inspired by the principles of modern tropical architecture, the residence establishes a seamless relationship between indoor and outdoor living. High ceilings, expansive open spaces, and strategically positioned openings encourage natural light and cross ventilation, creating interiors that remain bright, airy, and comfortable throughout the day while reducing dependence on artificial cooling.

The design carefully preserves the site's natural terrain, allowing the home to sit gently within its surroundings rather than imposing upon them. Spacious lanais, outdoor dining areas, and generous transitional spaces extend everyday living into the landscape, inviting moments of quiet reflection, family gatherings, and appreciation of the serene environment that surrounds the property.

Every design decision was guided by the vision of creating a home that is timeless, climate-responsive, and deeply connected to its place. Washington Retreat stands as a residence where thoughtful architecture supports not only everyday living, but also a new season of life centered on rest, family, and coming home.

From planning and design to construction and final turnover, De Sijn continues to deliver spaces that respond to their environment, reflect the aspirations of their owners, and are built with lasting quality.

De Sijn:
Shaping structures that form us.
_________________
For inquiries, visit us at:
2F Constante Uy Building, Quezon Ave., Catbangen, San Fernando City, La Union.
Call us at:
+63 917 312 2508
Email: [email protected]
Website: desijn-architects.com

De Sijn sincerely thanks Boysen Paints Philippines for hosting the Corporate Operations Meeting Team Dinner today. We ap...
28/07/2026

De Sijn sincerely thanks Boysen Paints Philippines for hosting the Corporate Operations Meeting Team Dinner today. We appreciate your continued partnership and support.

July 28, 2026The 3rd Quarter Corporate Operations Meeting of De Sijn Construction and Development Corporation convened t...
28/07/2026

July 28, 2026

The 3rd Quarter Corporate Operations Meeting of De Sijn Construction and Development Corporation convened the company's Corporate Operations Staff and Executives in a unified session dedicated to organizational coordination, operational review, and strategic planning.

The Project Implementation Division (PID), Project Design Division (PDD), and Administrative Division came together to assess current workflows, strengthen interdepartmental collaboration, and align operational priorities for the succeeding quarter.

The meeting served as a platform to review ongoing initiatives, discuss process enhancements, address operational considerations, and reinforce the company's commitment to efficient project delivery and responsible organizational management. Through collaboration across all divisions, De Sijn continues to strengthen its internal systems to better support its people, its projects, and the clients and communities it serves.

De Sijn likewise extends its sincere appreciation to Boysen Paints Philippines for generously sponsoring the meeting. Your continued support of our organization and our people is greatly valued, and we thank you for being part of our pursuit of operational excellence.
___________________
For inquiries, visit us at:
2F Constante Uy Building, Quezon Ave., Catbangen, San Fernando City, La Union.
Call us at:
+63 917 312 2508
Email: [email protected]

Work Commencement: LUELCO SCADA Room Design+Interior Fit-out Project.Construction officially commenced today for the Civ...
27/07/2026

Work Commencement: LUELCO SCADA Room Design+Interior Fit-out Project.

Construction officially commenced today for the Civil Works and Architectural Interior Fit-Out of the SCADA Room at the La Union Electric Cooperative, Inc. (LUELCO) Office in Aringay, La Union.
The project supports the establishment of Region I’s first SCADA (Supervisory Control and Data Acquisition) facility for an electric cooperative, providing a modern and functional operational environment for advanced power distribution monitoring and control.
It also marks the first collaboration between De Sijn and FLAS, contributing to the cooperative’s continuing modernization initiatives.
___________________
For inquiries, visit us at:
2F Constante Uy Building, Quezon Ave., Catbangen, San Fernando City, La Union.
Call us at:
+63 917 312 2508
Email: [email protected]

23/07/2026

If serenity had an address, perhaps it would look like this.

Pre-Construction Meeting: LUELCO SCADA Room Design+Interior Fit-out Project.___________________For inquiries, visit us a...
23/07/2026

Pre-Construction Meeting: LUELCO SCADA Room Design+Interior Fit-out Project.
___________________
For inquiries, visit us at:
2F Constante Uy Building, Quezon Ave., Catbangen, San Fernando City, La Union.
Call us at:
+63 917 312 2508
Email: [email protected]

Address

Quezon Avenue
San Fernando
2500

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 8am - 5pm

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